IanVisits notes that the Metropolitan line is not the only part of Underground history to have an anniversary this month:
… at some point in January 1933 London Transport printed 700,000 copies of its latest map leaflet, and sparked a revolution.
This was the first mass print-run of Harry Beck’s iconic tube map design — although it is not technically a map, and neither was it the first time such a design had been seen.
The post goes on to point out some of Beck’s inspirations, but the map remains a fantastic (and resonant) piece of design.
Earth Hour plunges global landmarks into darkness
Iconic buildings across the world including the Eiffel Tower in Paris and the Opera House in Sydney turn off their lights as part of Earth Hour. Held on the last Saturday of March each year, the event highlights environmental concerns by inviting people to switch off non-essential lighting